JPH0688405B2 - Screen printing method and screen printing machine - Google Patents
Screen printing method and screen printing machineInfo
- Publication number
- JPH0688405B2 JPH0688405B2 JP13275788A JP13275788A JPH0688405B2 JP H0688405 B2 JPH0688405 B2 JP H0688405B2 JP 13275788 A JP13275788 A JP 13275788A JP 13275788 A JP13275788 A JP 13275788A JP H0688405 B2 JPH0688405 B2 JP H0688405B2
- Authority
- JP
- Japan
- Prior art keywords
- substrate
- station
- screen printing
- index table
- alignment
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/14—Details
- B41F15/16—Printing tables
- B41F15/18—Supports for workpieces
- B41F15/22—Supports for workpieces for single sheets
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B41—PRINTING; LINING MACHINES; TYPEWRITERS; STAMPS
- B41F—PRINTING MACHINES OR PRESSES
- B41F15/00—Screen printers
- B41F15/08—Machines
- B41F15/0831—Machines for printing webs
- B41F15/0845—Machines for printing webs with flat screens
- B41F15/085—Machines for printing webs with flat screens with a stationary screen and a moving squeegee
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K3/00—Apparatus or processes for manufacturing printed circuits
- H05K3/10—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern
- H05K3/12—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns
- H05K3/1216—Apparatus or processes for manufacturing printed circuits in which conductive material is applied to the insulating support in such a manner as to form the desired conductive pattern using thick film techniques, e.g. printing techniques to apply the conductive material or similar techniques for applying conductive paste or ink patterns by screen printing or stencil printing
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Screen Printers (AREA)
- Printing Methods (AREA)
- Electric Connection Of Electric Components To Printed Circuits (AREA)
- Manufacturing Of Printed Wiring (AREA)
Description
【発明の詳細な説明】 〔産業上の利用分野〕 本発明は基板上に電子回路をスクリーン印刷で印刷する
方法とスクリーン印刷機に係り、特に基板の位置合せ作
業と印刷作業を流れ作業で行うに好適なスクリーン印刷
方法及びスクリーン印刷機に関する。Description: TECHNICAL FIELD The present invention relates to a method of screen-printing an electronic circuit on a substrate and a screen printing machine, and in particular, a substrate alignment operation and a printing operation are performed in a flow operation. The present invention relates to a screen printing method and a screen printing machine suitable for the above.
基板に電子回路を印刷するスクリーン印刷では基板をXY
θテーブル上に載置して吸引またはチャックで支持し、
画像処理装置によりXYθテーブル上を移動して基板の位
置合せを行ったのちXYθテーブル上で印刷を行うように
なっており、位置合せ作業と印刷作業は流れ作業で行な
えない。これに対しインデックステーブル上に基板を載
置して連続的に作業する方法と装置として特開昭61−15
2355号がある。In screen printing, where the electronic circuit is printed on the board, the board is printed in XY
Place on the θ table and support by suction or chuck,
The image processing apparatus moves on the XYθ table to align the substrate, and then prints on the XYθ table, and the alignment work and the printing work cannot be performed in a streamlined manner. On the other hand, as a method and apparatus for placing a substrate on an index table and working continuously, JP-A-61-15
There is No. 2355.
上記従来技術では、インデックステーブルは単に部品を
保持して搬送する手段であって、画像認識装置による部
品の認識工程の画像データに対応したレジスタの出力に
基づいて作業工程の作業手段を操作することとなり、画
像認識装置による高精度の画像データから直接部品の位
置合せを行うことができず、部品の作業精度も劣る欠点
があった。とくに本発明の対象とする電子回路の回路ま
たは抵抗またはハンダの印刷では、印刷マスクのパター
ンは細かく精度の高いものであって、基板の位置に合わ
せて作業手段を操作するのでは要求精度は得られない。In the above-mentioned conventional technique, the index table is simply a means for holding and transporting the parts, and operating the work means of the work process based on the output of the register corresponding to the image data of the part recognition process by the image recognition device. Therefore, the parts cannot be directly aligned from the highly accurate image data by the image recognition device, and the work accuracy of the parts is poor. In particular, in the printing of a circuit of an electronic circuit or a resistor or solder which is the object of the present invention, the pattern of the printing mask is fine and highly precise, and the required precision cannot be obtained by operating the working means in accordance with the position of the substrate. I can't.
本発明の目的は、印刷精度の確保と印刷工程の時間を短
くし、生産タクトを向上することが可能なスクリーン印
刷方法及びスクリーン印刷機を提供することにある。An object of the present invention is to provide a screen printing method and a screen printing machine capable of ensuring printing accuracy, shortening the time of the printing process, and improving the production tact.
上記目的は、基板の印刷を基板の給排工程と位置合せ工
程と印刷工程と基板を排出位置に戻す復帰工程とに分割
して各作業ステーションとし、位置合せステーションに
は画像処理装置のカメラと昇降可能なXYθテーブルを設
け、インデックステーブルの各作業ステーションに対応
した位置には真空または電磁式の吸着装置と制御弁を設
けて基板受台と基板を吸着し、給排ステーションでは基
板と基板受台とを吸着し、位置合せステーションでは基
板は基板受台に吸着を続けながら基板受台の吸着は解除
してXYθテーブルで位置合せ作業を行い、印刷ステーシ
ョンでは基板と基板受台を吸着支持して印刷を行い、復
帰ステーションでは基板の排出のため基板受台の吸引を
解除して基板の供給を受ける位置に戻すことが行われ、
各作業ステーションにおいてはインデックステーブルの
外側から外力または制御信号を制御弁に与えて吸着を操
作して各作業ステーションでの作業を行わしめることに
より達成される。The above-mentioned object is to divide the printing of the board into a board feeding / discharging step, a positioning step, a printing step, and a returning step for returning the board to the discharging position to make each work station. The positioning station is provided with a camera of the image processing apparatus. An XYθ table that can be moved up and down is provided, and a vacuum or electromagnetic adsorption device and control valve are provided at the position corresponding to each work station of the index table to adsorb the substrate holder and substrate. The substrate is sucked and the substrate is held on the substrate receiving table at the alignment station while the substrate receiving table is released to perform the alignment work on the XYθ table, and the printing station holds the substrate and the substrate receiving table by suction. Printing is performed at the return station to release the suction of the substrate pedestal to eject the substrate and return it to the position where the substrate is supplied.
In each work station, an external force or a control signal is applied to the control valve from the outside of the index table to operate the suction to perform the work in each work station.
各作業ステーション、とくに位置合せステーションと印
刷ステーションを分けて位置合せ作業を先に流れる基板
の印刷作業中に行えるようにし、インデックステーブル
で順送りすることにより、基板の流れを一方向とするこ
とができる。位置合せステーションでは、基板受台に吸
着載置された基板の認識マークを画像処理装置のカメラ
で読みとり、XYθテーブルにより印刷時の基準位置に基
板を合わせて基板受台をインデックステーブル上に吸着
し、印刷ステーションに搬送する。基板の位置合せ作業
時には、基板受台の吸着を外力または制御信号で制御す
る制御弁で吸着を解除し、基板受台をXYθテーブルの動
きとともに移動する把持装置または接触板により位置合
せを行った後再度インデックステーブル上に吸着せしめ
ることにより搬送が可能である。吸着の解除は、基板受
台については位置合せステーションと復帰ステーション
で行われ、基板は給排ステーションの排出時に行われ
る。Each work station, especially the alignment station and the printing station, can be separated so that the alignment work can be performed during the printing work of the substrate that flows first, and the substrate flow can be made unidirectional by progressively feeding by the index table. . At the alignment station, the camera's image processing device reads the recognition mark of the substrate that has been sucked and placed on the substrate pedestal, and the XYθ table is used to align the substrate with the reference position for printing and then suck the substrate pedestal onto the index table. , To the printing station. During the substrate alignment work, the adsorption of the substrate pedestal was released by the control valve that controls the external force or control signal, and the substrate pedestal was aligned by the gripping device or contact plate that moves with the movement of the XYθ table. It can be conveyed by adsorbing it again on the index table. The suction release is performed at the alignment station and the return station for the substrate pedestal, and the substrate is released at the time of discharging at the supply / discharge station.
以下、本発明の一実施例を説明する。 An embodiment of the present invention will be described below.
第1図は本発明の平面図で搬送テーブルであるインデッ
クステーブル1の周囲に基板の供給と排出を行う給排ス
テーション1aと位置合せステーション1bと印刷ステーシ
ョン1cと復帰ステーション1dとが配設されている。FIG. 1 is a plan view of the present invention, in which a feeding / discharging station 1a for feeding and discharging a substrate, an alignment station 1b, a printing station 1c, and a returning station 1d are arranged around an index table 1 which is a transport table. There is.
インデックステーブル1は、第2図に示す様に中心に旋
回軸2を有し、旋回軸2は軸受3により支持されるとと
もに、軸端は軸継手4を介して駆動モータ5に連結され
ている。軸継手4は、駆動モータ5の駆動トルクを伝達
できるものであって、インデックステーブル1を駆動モ
ータ5により90度づつ旋回して各ステーション1a〜1dで
精度よく停止する必要があることから、駆動モータ5と
して使用される直接駆動方式多極電動機に対応したもの
がよい。As shown in FIG. 2, the index table 1 has a swivel shaft 2 at the center, the swivel shaft 2 is supported by bearings 3, and the shaft end is connected to a drive motor 5 via a shaft coupling 4. . The shaft coupling 4 is capable of transmitting the drive torque of the drive motor 5, and it is necessary to rotate the index table 1 by 90 degrees by the drive motor 5 to accurately stop at each station 1a to 1d. It is preferable that the motor 5 is compatible with a direct drive type multi-pole motor used as the motor 5.
インデックステーブル1は各ステーション1a〜1dに対応
した各個所に真空室9を備え、ここに、第4図に示す様
に、基板受台7が設けられ、その上に基板6を載置でき
る様になっている。基板受台7は基板吸着孔8を備え、
インデックステーブル1の真空室9には基板受台吸着孔
10があり、第2図に示す真空源12と配管(図示せず)に
より接続されている。The index table 1 is provided with a vacuum chamber 9 at each position corresponding to each of the stations 1a to 1d, and as shown in FIG. 4, a substrate pedestal 7 is provided so that the substrate 6 can be placed thereon. It has become. The substrate pedestal 7 has a substrate suction hole 8,
The vacuum chamber 9 of the index table 1 has a substrate support suction hole.
10 is provided and is connected to the vacuum source 12 shown in FIG. 2 by a pipe (not shown).
インデックステーブル1は、第3図に示す様に、周辺の
下部で旋回軸受3′により支持してもよい。As shown in FIG. 3, the index table 1 may be supported by a slewing bearing 3'at the lower peripheral portion.
第1図において、搬送コンベヤ(図示せず)で搬送され
た基板6は給排ステーション1aのローダ13の先端に吸着
され、ローダ13が90度旋回してa1位置からインデックス
テーブル1の上のa2位置に基板6を供給する。ローダ13
は基板6の供給排出に使われる公知のものである。尚、
a2位置に基板6が存在する場合にはローダ13の90度旋回
で基板6をa3位置に排出することも同時に行われる。基
板6がa2位置に供給されるとインデックステーブル1は
90度旋回して基板6を位置合せステーション1bに搬送す
る。位置合せステーション1bでは、第4図に示す様に、
画像処理装置15のカメラ16で基板6の上に設けられた認
識マーク(図示せず)を読みとり、画像処理装置15に前
もって記憶させておいた第2図に示した印刷マスク27の
基準点(図示せず)との比較的演算を行い、前記基準点
とのいずれが許容値を超えているときは画像処理装置15
はXYθテーブル17に基板6の位置を修正する信号を出し
て基板6の位置合せを行う。カメラ16は基板6の種類に
より単数でもよいが2個または3個と複数の場合が多
く、インデックステーブル1の上部に設置する。尚、画
像処理装置15からXYθテーブル17に出す信号は光信号や
無線信号でもよい。第4図の実施例は、XYθテーブル17
をインデックステーブル1の上部に設け、XYθテーブル
17の下部に把持装置18と把持駆動装置19を設け、位置合
せ作業時は基板受台7の吸着を解除して(吸着制御の詳
細は後述)把持装置18で基板受台7を把持し、XYθテー
ブル17の動きに合わせて基板6を基板受台7とともに移
動する。In FIG. 1, the substrate 6 transferred by a transfer conveyor (not shown) is adsorbed to the tip of the loader 13 of the feeding / discharging station 1a, and the loader 13 turns 90 degrees and moves from the a 1 position onto the index table 1. The substrate 6 is supplied to the a 2 position. Loader 13
Is a known one used for supplying and discharging the substrate 6. still,
It is also performed simultaneously for discharging the substrate 6 at 90 ° pivoting of the loader 13 in a 3 position in the case where the substrate 6 is present in a 2 position. When the substrate 6 is supplied to the a 2 position, the index table 1
The substrate 6 is rotated 90 degrees and conveyed to the alignment station 1b. At the alignment station 1b, as shown in FIG.
A camera 16 of the image processing apparatus 15 reads a recognition mark (not shown) provided on the substrate 6 and the reference point of the print mask 27 (shown in FIG. 2) stored in the image processing apparatus 15 in advance ( (Not shown), and if any of the reference points exceeds the allowable value, the image processing device 15
Outputs a signal for correcting the position of the substrate 6 to the XYθ table 17 to align the substrate 6. The camera 16 may be a single camera depending on the type of the substrate 6, but it is often two or three, and is installed above the index table 1. The signal output from the image processing device 15 to the XYθ table 17 may be an optical signal or a wireless signal. In the embodiment shown in FIG. 4, the XYθ table 17 is used.
Is provided on the top of index table 1, and XYθ table
A gripping device 18 and a gripping drive device 19 are provided under 17 to release the suction of the substrate pedestal 7 during alignment work (details of suction control will be described later) and grip the substrate pedestal 7 with the gripping device 18. The substrate 6 is moved together with the substrate pedestal 7 in accordance with the movement of the XYθ table 17.
第5図は、XYθテーブル17をインデックステーブル1の
下部に設けた実施例を示しており、インデックステーブ
ル1には基板受台7′の突出部7″が余裕のある間隔を
もって嵌入する孔1′をあけておく。FIG. 5 shows an embodiment in which the XYθ table 17 is provided in the lower portion of the index table 1, and the index table 1 has holes 1 ′ into which the projecting portions 7 ″ of the substrate pedestal 7 ′ are fitted with a sufficient space. Leave open.
位置合せ作業時は基板受台7′の吸着を解除XYθテーブ
ル17の上部に設けた昇降シリンダ20により接触板21を介
して前記の突出部7″をわずか押し上げて吸着し、XYθ
テーブル17の動きに合わせて位置合せを行い、位置合せ
が終れば昇降シリンダ20を縮めてXYθテーブル17で位置
合せした状態を保ったままインデックステーブル1の上
に基板6を基板受台7とともに吸着する。22は接触板21
の昇降ガイドである。第6図はXYθテーブル17を下方に
設けた他の実施例を示しており、基板受台7′の吸着を
解除し基板6′を移動させる場合には昇降シリンダ20′
をフリーにしてばね23で押し上げ枠21′を押し上げXYθ
テーブル17で突出部7″を介して基板6を所定位置に移
動せしめ、その後に基板受台7′をインデックステーブ
ル1に吸着させるためばね23に抗して接触板21を昇降シ
リンダ20′で下降させる。押し上げ枠21′は直線ガイド
25と25′により案内されている。During the alignment work, the suction of the substrate pedestal 7'is released. The elevating cylinder 20 provided on the top of the XYθ table 17 slightly pushes up the above-mentioned protruding portion 7 "via the contact plate 21 to suck the XYθ.
Positioning is performed according to the movement of the table 17, and when the positioning is completed, the lifting cylinder 20 is contracted and the substrate 6 is adsorbed on the index table 1 together with the substrate cradle 7 while maintaining the state of being aligned by the XYθ table 17. To do. 22 is a contact plate 21
It is a lifting guide. FIG. 6 shows another embodiment in which the XYθ table 17 is provided below, and when the suction of the substrate holder 7'is released and the substrate 6'is moved, the lifting cylinder 20 'is used.
Is made free and the frame 23 'is pushed up by the spring 23 and XYθ
The board 6 is moved to a predetermined position on the table 17 through the protrusion 7 ″, and then the contact plate 21 is lowered by the elevating cylinder 20 ′ against the spring 23 in order to attract the board pedestal 7 ′ to the index table 1. Push-up frame 21 'is a linear guide
Guided by 25 and 25 '.
位置合せが終るとインデックステーブル1は90度旋回し
て基板6を第1図に示す印刷ステーション1cに搬送し、
印刷ステーション1cでは、第2図に詳細に示すように、
スクリーン印刷装置25の昇降シリンダ26によりマスク27
を基板6と所定の寸法を保つ位置まで下降し、スキージ
28がマスク27の上を摺動してスクリーン印刷を行う。When the alignment is completed, the index table 1 turns 90 degrees to transfer the substrate 6 to the printing station 1c shown in FIG.
At the printing station 1c, as shown in detail in FIG.
Mask 27 by lifting cylinder 26 of screen printing device 25
Lower the board 6 to a position where it maintains a predetermined size,
28 slides on the mask 27 to perform screen printing.
印刷が終るとインデックステーブル1はさらに90度旋回
して基板6を第1図に示す復帰ステーション1dに搬送
し、位置合せステーション1bで基板6上の認識マークに
合せて移動した基板6を基板受台7とともに搬入時の位
置に戻し、排出後の搬送またはカセットへの収納に便な
るようにする。またこの復帰ステーション1dで基板受台
7または7′の位置を戻すことにより、次の基板の供給
を受けたときにも所定位置に吸着載置ができる。When printing is completed, the index table 1 is further rotated 90 degrees to convey the substrate 6 to the return station 1d shown in FIG. 1, and the substrate 6 which is moved according to the recognition mark on the substrate 6 is received by the alignment station 1b. It is returned to the position at the time of loading together with the table 7 so that it can be conveniently transported after being discharged or stored in a cassette. Further, by returning the position of the substrate pedestal 7 or 7'at the returning station 1d, it is possible to carry out suction mounting at a predetermined position even when the next substrate is supplied.
復帰ステーション1dでの基板6の位置の戻しは位置合せ
ステーション1bの精度は必要ではないので、インデック
ステーブル1の外側に設けた公知のチャック(図示せ
ず)で基板受け台7または7′の側面を把持することに
よって行う。The return of the position of the substrate 6 at the return station 1d does not require the accuracy of the alignment station 1b, so that a well-known chuck (not shown) provided outside the index table 1 is used to form the side surface of the substrate pedestal 7 or 7 '. By grasping.
第7図は基板6と基板受台7の吸着解除を制御する制御
弁部の断面図で、外力で制御する機械弁29は押し棒29′
を備えており、例えば位置合せステーション1bでは、イ
ンデックステーブル1の外側から押し棒29′を押し上げ
るローラ30がばね31に支承されており、インデックステ
ーブル1が旋回してくると押し棒29′を押し上げて通気
ポート32を開き、基板受台7の吸着を解除する。さらに
制御信号で制御する電気弁33の場合は、例えば給排ステ
ーション1aで基板6をローダ13で排出する場合には、イ
ンデックステーブル1の外側に設けた光信号発信機34の
発信部34′から電気弁33の受信部33′に光信号を送信し
て電気弁の通気ポート32′を開いて基板6の吸着を解除
し、ローダ13による基板6の排出が可能となる。前記の
真空吸着の真空源12と電気弁33を駆動する電源は、イン
デックステーブル1の旋回軸2に公知のスリップリング
を設けて供給する。FIG. 7 is a sectional view of a control valve portion for controlling the suction release of the substrate 6 and the substrate pedestal 7. The mechanical valve 29 controlled by an external force is a push rod 29 '.
In the alignment station 1b, for example, a roller 30 that pushes up the push rod 29 ′ from the outside of the index table 1 is supported by a spring 31. When the index table 1 rotates, the push rod 29 ′ is pushed up. Then, the ventilation port 32 is opened to release the suction of the substrate pedestal 7. Further, in the case of the electric valve 33 controlled by the control signal, for example, when the substrate 6 is discharged by the loader 13 at the feeding / discharging station 1a, from the transmitter 34 'of the optical signal transmitter 34 provided outside the index table 1. An optical signal is transmitted to the receiving portion 33 'of the electric valve 33 to open the ventilation port 32' of the electric valve to release the adsorption of the substrate 6, and the loader 13 can eject the substrate 6. The power source for driving the vacuum suction vacuum source 12 and the electric valve 33 is provided by providing a known slip ring on the swivel shaft 2 of the index table 1.
以上のように、インデックステーブルにより基板6を搬
送し、基板の位置合せを行う位置合せステーション1bで
画像処理装置とXYθテブル17とにより基板6の認識マー
クを読みとったときに位置合せを行って基板6の位置精
度を確保した状態でインデックステーブル1上に吸着し
て搬送ができるので、次の印刷ステーション1cでは印刷
のみを行えばよく、印刷装置25を基板6の位置に合わせ
る必要がなく、印刷装置25の支持は簡単となりマスク27
の位置精度も確保できる。また印刷を行っている間に次
に印刷すべき基板6の位置合せを行っておくことができ
るので生産タクトは短縮することができる。さらに従来
の画像処理装置を使った印刷機では不可能であった流れ
作業による位置合せと印刷が行えるので、生産タクト改
善の効果が大きい。As described above, the substrate 6 is transported by the index table, and when the recognition mark of the substrate 6 is read by the image processing device and the XYθ table 17 at the alignment station 1b for aligning the substrate, the alignment is performed. Since it is possible to suck and convey the index table 1 while ensuring the positional accuracy of 6, it is only necessary to perform printing at the next printing station 1c, and it is not necessary to align the printing device 25 with the position of the substrate 6, and printing can be performed. Supporting device 25 is simplified and mask 27
Position accuracy of can be secured. In addition, since the substrate 6 to be printed next can be aligned during printing, the production tact can be shortened. Further, since alignment and printing can be performed by a flow work which is impossible with a printing machine using a conventional image processing apparatus, the production tact improvement effect is great.
第8図は本発明の更に他の実施例の平面図で、画像処理
装置を用いた検査ステーション1eを、印刷ステーション
1cと復帰ステーション1dとの間に設け、インデックステ
ーブル1は72度づつ間歇旋回をすることにより、基板6
の供給から排出までを流れ作業で行えるようにしたもの
である。FIG. 8 is a plan view of still another embodiment of the present invention, in which an inspection station 1e using an image processing device is replaced by a printing station.
The index table 1 is provided between the 1c and the return station 1d, and the index table 1 is rotated by 72 degrees intermittently, so that the substrate 6
It is designed so that the process from the supply to the discharge of can be done in a line work.
上記実施例ではインデックステーブル1を旋回して基板
6の搬送を行うが、基板6の位置を精度よく各作業ステ
ーションに搬送と停止が可能な搬送テーブルであれば円
板状のテーブルでなくてもよく、また停止位置を精度よ
く確保するには公知のテーパピンを基板受台に挿入する
方法も併用可能である。In the above-described embodiment, the substrate 6 is transported by rotating the index table 1. However, the substrate 6 need not be a disc-shaped table as long as it can accurately transport and stop the substrate 6 to each work station. In addition, a well-known method of inserting a taper pin into the substrate pedestal can be used together to ensure the stop position with high accuracy.
以上説明した様に、本発明によれば印刷精度の確保と印
刷工程の時間を短くし、生産タクトを向上することがで
きるスクリーン印刷方法およびスクリーン印刷機を得る
ことができる。As described above, according to the present invention, it is possible to obtain the screen printing method and the screen printing machine which can secure the printing accuracy, shorten the time of the printing process, and improve the production tact.
第1図は本発明の実施例の平面図、第2図は第1図のA
−A断面図、第3図は要部の他の実施例の断面図、第4
図は第1図のB−B断面図、第5図は要部の他の実施例
の断面図、第6図は要部の更に他の実施例の断面図、第
7図は吸着解除を制御する機械弁と電気弁部の断面図、
第8図は本発明の他の実施例の平面図である。 1…インデックステーブル、2…旋回軸、3,3′…旋回
軸受、4…軸継手、5…駆動モータ、6…基板、7…基
板受台、8…基板吸着孔、10…基板受台吸着孔、12…真
空源、13…ローダ、15…画像処理装置、16…カメラ、17
…XYθテーブル、18…把持装置、20,20′…昇降シリン
ダ、23…ばね、25…印刷装置、27…マスク、29…機械
弁、30…ローラ、33…電気弁、34…光信号発信機。FIG. 1 is a plan view of an embodiment of the present invention, and FIG. 2 is A of FIG.
-A sectional view, FIG. 3 is a sectional view of another embodiment of the main part, FIG.
FIG. 5 is a sectional view taken along the line BB of FIG. 1, FIG. 5 is a sectional view of another embodiment of the main part, FIG. 6 is a sectional view of yet another embodiment of the main part, and FIG. Cross-sectional view of mechanical valve and electric valve part to control,
FIG. 8 is a plan view of another embodiment of the present invention. DESCRIPTION OF SYMBOLS 1 ... Index table, 2 ... Swivel axis, 3, 3 '... Slewing bearing, 4 ... Shaft coupling, 5 ... Drive motor, 6 ... Substrate, 7 ... Substrate pedestal, 8 ... Substrate adsorption hole, 10 ... Substrate pedestal adsorption Hole, 12 ... Vacuum source, 13 ... Loader, 15 ... Image processing device, 16 ... Camera, 17
... XYθ table, 18 ... Gripping device, 20, 20 '... Lifting cylinder, 23 ... Spring, 25 ... Printing device, 27 ... Mask, 29 ... Mechanical valve, 30 ... Roller, 33 ... Electric valve, 34 ... Optical signal transmitter .
───────────────────────────────────────────────────── フロントページの続き (51)Int.Cl.5 識別記号 庁内整理番号 FI 技術表示箇所 H05K 3/34 H 7128−4E (56)参考文献 特開 昭56−44657(JP,A) 特開 平1−253448(JP,A)─────────────────────────────────────────────────── ─── Continuation of the front page (51) Int.Cl. 5 Identification code Internal reference number FI Technical indication H05K 3/34 H 7128-4E (56) References JP-A-56-44657 (JP, A) Special features Kaihei 1-253448 (JP, A)
Claims (10)
物である基板の位置合せを行い、該基板上の所定位置に
所定精度でマスクを介して印刷を行うスクリーン印刷方
法において、基板の供給と排出を行う給排ステーション
と、前記画像処理装置とXYθテーブルにより前記基板上
の認識マークを印刷基準位置に位置合せを行う位置合せ
ステーションと、前記基板上に所定のスクリーン印刷を
行う印刷ステーションと、前記位置合せステーションで
の位置合せにより移動した前記基板を前記給排ステーシ
ョンでの前記基板の供給位置に戻す復帰ステーションと
に作業ステーションを分け、前記基板を給排ステーショ
ン、位置合せステーション、印刷ステーション、復帰ス
テーションの順に搬送して前記基板上に印刷を行うこと
を特徴とするスクリーン印刷方法。1. A screen printing method for aligning a substrate, which is an object to be printed, by an image processing apparatus and an XYθ table, and printing at a predetermined position on the substrate with a predetermined accuracy through a mask. A feeding / discharging station, an alignment station that aligns the recognition mark on the substrate with a printing reference position by the image processing device and an XYθ table, a printing station that performs a predetermined screen printing on the substrate, and The work station is divided into a return station for returning the substrate moved by the alignment at the alignment station to the supply position of the substrate at the supply / discharge station, and the substrate is divided into a supply / discharge station, an alignment station, a printing station, and a return station. A screen characterized by being conveyed in the order of stations and printing on the substrate. Screen printing method.
おいて、円板状インデックステーブル上に前記基板を吸
着し、前記インデックステーブルが間欠的に所定角度旋
回されることによって、前記基板が前記給排ステーショ
ン、位置合せステーション、印刷ステーションおよび復
帰ステーションの間を順次搬送されることを特徴とする
スクリーン印刷方法。2. The screen printing method according to claim 1, wherein the substrate is sucked onto a disc-shaped index table, and the index table is intermittently rotated by a predetermined angle, so that the substrate is fed. A screen printing method characterized in that the screen printing method is carried in sequence among a discharge station, an alignment station, a printing station and a return station.
おいて、前記印刷ステーションで前記基板への印刷を行
っている間に前記位置合せステーションで前記基板の位
置合せを行うことを特徴とするスクリーン印刷方法。3. The screen printing method according to claim 1, wherein the alignment station aligns the substrate while the printing station prints on the substrate. Printing method.
の画像処理装置とXYθテーブル、前記基板に印刷を行う
ためのマスクを備えた印刷装置を有し、前記基板の所定
位置に所定精度で印刷を行うスクリーン印刷機におい
て、間欠的に旋回することにより前記基板を給排ステー
ション、位置合せステーション、印刷ステーションおよ
び復帰ステーションの間を順次搬送する円板状インデッ
クステーブルを備え、該インデックステーブルの前記各
ステーションに対応する個所には前記基板を吸着載置す
る基板受台が設けられ、前記位置合せステーションには
吸着を解除された前記基板を移動させ該基板上の認識マ
ークを印刷基準位置に位置合せするための画像処理装置
とXYθテーブルが設けられ、前記印刷ステーションには
前記位置合せステーションで位置合せされた前記基板を
前記基板受台に載置したまま印刷を行う印刷装置が設け
られていることを特徴とするスクリーン印刷機。4. An image processing device for aligning a substrate, which is an object to be printed, an XYθ table, and a printing device having a mask for printing on the substrate, and a predetermined accuracy at a predetermined position on the substrate. In a screen printing machine that performs printing with a disc-shaped index table that sequentially conveys the substrate between the feeding / discharging station, the alignment station, the printing station, and the returning station by intermittently turning, the index table A substrate pedestal for sucking and mounting the substrate is provided at a location corresponding to each station, and the substrate that has been sucked is moved to the alignment station to move the recognition mark on the substrate to the print reference position. An image processing device for alignment and an XYθ table are provided, and the printing station has the alignment station. Screen printing machine, characterized in that the printing apparatus the substrate that has been aligned in emissions performs printing while placed on the substrate pedestal is provided.
いて、前記基板受台は前記インデックステーブルの各ス
テーションに対応する個所に設けられた吸着手段により
前記基板を吸着載置したまま吸着されるようになってお
り、前記位置合せステーションおよび復帰ステーション
には前記基板受台の吸着を解除する手段が設けられてい
ることを特徴とするスクリーン印刷機。5. The screen printing machine according to claim 4, wherein the substrate pedestal is sucked while the substrate is sucked and mounted by a suction means provided at a location corresponding to each station of the index table. The screen printing machine is characterized in that the alignment station and the return station are provided with means for releasing suction of the substrate pedestal.
いて、前記給排ステーションには、前記基板受台上に新
たに該ステーションに搬送された前記基板を吸着し、ま
た、前記復帰ステーションから搬送されてきた基板の吸
着を解除する手段が設けられていることを特徴とするス
クリーン印刷機。6. The screen printing machine according to claim 4, wherein the substrate is newly adsorbed on the substrate receiving tray on the substrate receiving / discharging station, and the returning station is also used. A screen printing machine, characterized in that means for releasing suction of the conveyed substrate is provided.
いて、前記位置合せステーションには前記インデックス
テーブルの上方に前記画像処理装置の少くとも単数のカ
メラと前記基板受台を把持する手段を有する昇降可能な
XYθテーブルが設けられていることを特徴とするスクリ
ーン印刷機。7. The screen printing machine according to claim 4, wherein the alignment station has a means for gripping at least a single camera of the image processing apparatus and the substrate pedestal above the index table. Can be raised and lowered
A screen printer equipped with an XYθ table.
いて、前記位置合せステーションには前記インデックス
テーブルの上方に前記画像処理装置の少くとも単数のカ
メラが設けられ、かつ前記インデックステーブルの下方
にXYθテーブルが設けられ、前記基板受台の突出部が前
記インデックステーブルの各ステーションに設けられた
孔を貫通して前記XYθテーブルにより前記基板受台上の
基板上の認識マークを印刷基準位置に位置合せするよう
に移動されることを特徴とするスクリーン印刷機。8. The screen printing machine according to claim 4, wherein the alignment station is provided with at least one camera of the image processing apparatus above the index table, and below the index table. An XYθ table is provided, and the projecting portion of the substrate pedestal penetrates the holes provided in each station of the index table to position the recognition mark on the substrate on the substrate pedestal at the print reference position by the XYθ table. A screen printing machine characterized by being moved so as to be aligned.
いて、前記基板受台のXYθテーブルへの支持は、弾性体
と、該弾性体の弾性力に抗して前記基板受台を昇降させ
る伸縮手段および該昇降を垂直に案内する直線ガイドに
より行われることを特徴とするスクリーン印刷機。9. The screen printer according to claim 8, wherein the substrate pedestal is supported on an XYθ table by raising and lowering the substrate and the elastic body against the elastic force of the elastic body. A screen printing machine, characterized in that it is carried out by means of a stretching means and a linear guide which vertically guides the elevation.
おいて、前記基板受台のインデックスステーブルへの吸
着のため該インデックステーブルの前記各ステーション
毎に真空源が設けられ、該真空源から前記基板受台およ
び基板までの途中に吸着を解除するための弁が設けられ
ていることを特徴とするスクリーン印刷機。10. The screen printing machine according to claim 4, wherein a vacuum source is provided for each station of the index table for adsorbing to the index table of the substrate pedestal, and the vacuum source is provided from the vacuum source. A screen printing machine characterized in that a valve for releasing suction is provided on the way to the substrate cradle and substrate.
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13275788A JPH0688405B2 (en) | 1988-06-01 | 1988-06-01 | Screen printing method and screen printing machine |
US07/359,631 US4981074A (en) | 1988-06-01 | 1989-05-31 | Method and apparatus for screen printing |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13275788A JPH0688405B2 (en) | 1988-06-01 | 1988-06-01 | Screen printing method and screen printing machine |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH0256989A JPH0256989A (en) | 1990-02-26 |
JPH0688405B2 true JPH0688405B2 (en) | 1994-11-09 |
Family
ID=15088845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13275788A Expired - Lifetime JPH0688405B2 (en) | 1988-06-01 | 1988-06-01 | Screen printing method and screen printing machine |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0688405B2 (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101236295B1 (en) * | 2010-12-03 | 2013-02-26 | 주식회사 대영테크 | Screen printing apparatus for touch-window with rotary working type |
CN105922723A (en) * | 2016-06-14 | 2016-09-07 | 广州九红智能装备有限公司 | Multifunctional screen printer rotating disc |
Families Citing this family (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP3288128B2 (en) * | 1993-05-21 | 2002-06-04 | 松下電器産業株式会社 | Printing apparatus and printing method |
-
1988
- 1988-06-01 JP JP13275788A patent/JPH0688405B2/en not_active Expired - Lifetime
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR101236295B1 (en) * | 2010-12-03 | 2013-02-26 | 주식회사 대영테크 | Screen printing apparatus for touch-window with rotary working type |
CN105922723A (en) * | 2016-06-14 | 2016-09-07 | 广州九红智能装备有限公司 | Multifunctional screen printer rotating disc |
Also Published As
Publication number | Publication date |
---|---|
JPH0256989A (en) | 1990-02-26 |
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